CCL: VASP "box and lattice vector scale in POSCAR"
- From: "Edmanuel Torres" <e.torres**mpie.de>
- Subject: CCL: VASP "box and lattice vector scale in
POSCAR"
- Date: Sun, 29 Mar 2009 17:00:32 +0200
Sent to CCL by: "Edmanuel Torres" [e.torres^-^mpie.de]
Check that you are using the correct POTCAR (O and then Ti).
Also you can use the program AtomEye to check the atomic configuration
http://mt.seas.upenn.edu/Archive/Graphics/A/
Use the cfg2vasp utility to create the cfg file
http://mt.seas.upenn.edu/Archive/Graphics/A/utils.html#cfg2vasp
Edmanuel
----- Original Message -----
> From: Duy Le ttduylea/gmail.com
[mailto:owner-chemistry- at -ccl.net]
To: Torres, Edmanuel -id#3in-
[mailto:e.torres- at -mpie.de]
Sent: Fri, 27 Mar 2009 18:21:33 +0100
Subject:
CCL: VASP "box and lattice vector scale in POSCAR"
//
// Sent to CCL by: Duy Le [ttduyle,,gmail.com]
// hi Saurabh,
// I think you should check the initial coordinates. It seems to me that
// you don't have reasonable POSCAR. You can check it by using any
// crystalline structure viewer or check the distance to nearest
// neighbors of all atoms (those distances for TiO2 rutile are about 1.95
// and 2.96 Angstr)
//
// D.
//
// On Fri, Mar 27, 2009 at 7:58 AM, Saurabh Agrawal
// Saurabh.Agrawal+*+ucdconnect.ie <owner-chemistry|,|ccl.net> wrote:
// > Dear CCL Subscribers,
// >
// > I am trying to simulate rutile crystal. The box size for the crystal has
// set
// > as given below:
// > O Ti
// > 1.000000000000
// > 16.66900000000 0.00000000000 0.000000000000
// > 0.000000000000 10.50300000000 0.000000000000
// > 0.000000000000 0.000000000000 10.52300000000
// > 48 24
// > Cartesian
// > 0.189999997616 1.621000051498 -3.956000089645
// > -0.256999999285 -1.625000000000 1.985999941826
// > .
// > .
// > .
// > The output I get in OUTCAR shows molecule broken in four small cubes
// > separated with gap even at zero number trajectory. It seems to me that
the
// > BOX settings are not correct but it could be some other problem too. I
// > centered the crystal's coordinates and larger box sizes but result were
// > same.
// >
// > Any help to solve this problem would be of great help for me.
// >
// > Regards,
// >
// > Saurabh
// >
// >
// > Saurabh Agrawal,
// > PhD Student,
// > Department of Chemical and Bioprocess Engineering,
// > UCD, Belfield,
// > Dublin-4, Ireland
// >
//
//
//
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